National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Hazardous Weather Conditions

Current conditions at

ROCK CREEK (RCEC1)

Lat: 37.55983°NLon: 118.67841°WElev: 7103.0ft.

NA

51°F

11°C

Humidity 45%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 09 Apr 08:04 PM PDT
Extended Forecast for

11 Miles WNW Chalfant CA

Winter Storm Watch April 10, 08:00pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Patchy smoke before midnight. Mostly cloudy, with a low around 39. West wind around 10 mph.

    Low: 39 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Friday

    Friday: A chance of rain and snow showers, mainly after 2pm. Snow level 7900 feet. Mostly sunny, with a high near 57. Breezy, with a west wind 10 to 20 mph becoming south in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 57 °F

    Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 34. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 52. Breezy, with a west wind 10 to 20 mph becoming south in the morning. Winds could gust as high as 30 mph.

    High: 52 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 30. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Snow Showers
    Likely and
    Breezy

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 41 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 26. Little or no snow accumulation expected.

    Low: 26 °F

    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of snow showers. Mostly sunny, with a high near 46.

    High: 46 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke before midnight. Mostly cloudy, with a low around 39. West wind around 10 mph.
Friday
A chance of rain and snow showers, mainly after 2pm. Snow level 7900 feet. Mostly sunny, with a high near 57. Breezy, with a west wind 10 to 20 mph becoming south in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 34. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 52. Breezy, with a west wind 10 to 20 mph becoming south in the morning. Winds could gust as high as 30 mph.
Saturday Night
Snow showers likely, mainly after 11pm. Mostly cloudy, with a low around 30. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A 40 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 26. Little or no snow accumulation expected.
Monday
A slight chance of snow showers. Mostly sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Chalfant CA
 37.58°N 118.56°W (Elev. 7602 ft)
Last Update:
4:31 pm PDT Apr 9, 2026
Forecast Valid:
9pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation